package cn.hl.hm.util;

import java.util.UUID;

public class UUIDUtil {

	public static synchronized String getUUID() {
		return UUID.randomUUID().toString().toUpperCase();
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		System.out.println(UUIDUtil.getUUID());
		System.out.println(UUIDUtil.getUUID());
		System.out.println(UUIDUtil.getUUID());
		System.out.println(UUIDUtil.getUUID());

	}

}
